Time division multiplex telecommunication switching systems



Oct. 19, 1965 T. H. FLOWERS Filed May 51, 1962 34 Sheets-Sheet l (IN HIGHWAY 50 I'X'-" 60/ I {5* OUT HIGHWAY 5 -c l l l HIGHwAY [IN HIGHWAY 4 4 l r .l

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Tim 5 H. FLOWER S Arraemsy Oct. 19, 1965 -r. H. FLOWERS TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 31, 1962 34 Sheets-Sheet 2 :3 Em wizamo ou fl Ink-3m QmO OU INVENTOR THOMAS HAROLD FLOWERS .rzuzmsou M2:

ATTORNEY Oct. 19, 1965 T. H. FLOWERS TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 51, 1962 54 Sheets-Sheet 3 ILOWEPS.

Oct. 19, 1965 1'. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 51, 1962 54 Sheets-Sheet 4 8356GKG5:6m lo-w w- I l l I I l l l I I I I I I I l I I I I I l l 1 HIGHWAYS IO Oct. 19, 1965 'r. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELEGOMMUNICATION SWITCHING SYSTEMS Filed May 31, 1962 54 Sheets-Sheet 5 E 9 X E 3L a, T N a L E v (5 w J I Q XE I E 2*! M5 3*, 5% E 5 E 5,

Awmrae T u/11A; F w Eras By Zmwwk Oct. 19, 1965 1-. H. FLOWERS TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS 34 Sheets-Sheet 7 Filed May 31, 1962 :Q mvm NEW m8 4.1T a -T Dvw on Q1 aw Qw PE 2% \GT m3 2% Oct. 19, 1965 -r. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNIGATION SWITCHING SYSTEMS Filed May 51, 1962 54 Sheets-Sheet 8 Oct. 19, 1965 -r. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNICATI ON SWITCHING SYSTEMS 77m Ar ,9 Fwym 5y in/Q Oct. 19, 1965 Filed May 51, 1962 T. H. FLOWERS TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS 54 Sheets-Sheet 10 Arrow 5V Oct. 19, 1965 T. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 31, 1962 54 Sheets-Sheet 11 Oct. 19, 1965 -r. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 31, 1962 34 Sheets-Sheet 12 1 I029 I036 I025 I028 I035 I +8v lOJ'B I /037 FW /by/ i I /Ol I040 7 I026 8V Oct. 19, 1965 1-. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 31, 1962 54 Sheets-Sheet l5 7/70": Haven Oct. 19, 1965 T. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 51, 1962 54 Sheets-Sheet 14 o 0 A v Q1 0 B 2 f Ame/v70:

A 7- Toe/May 1955 T. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELEGOMMUNICATION SWITCHING SYSTEMS Filed May 31, 1962 34 Sheets-Sheet 15 Imewroe Oct. 19, 1965 -r. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNIGATION SWITCHING SYSTEMS Filed May 51, 1962 54 Sheets-Sheet 16 m (,2 3; 3 2 l in 2 Awa /"oz Oct. 19, 1965 T. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNICATIQN SWITCHING SYSTEMS Filed May 31, 1962 34 Sheets-Sheet l7 %Q Q w Q =3 2 05 aofi m BW Em m 1 won V U F New on NOm b l Oct. 19, 1965 'r. H. FLOWERS 3,213,202

MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS TIME DIVISION 34 Sheets-Sheet 18 Filed May 31, 1962 Awash Er 1965 -r. H. FLOWERS 3,213,202

TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 51, 1962 54 Sheets-Sheet 19 {i 17/6 I i ,BFMV 036 Oct. 19, 1

T. H. FLOWERS TIME DIVISION MULTIPLEX TELECOMMUNICATION SWITCHING SYSTEMS Filed May 31, 1962 54 Sheets-Sheet 20 

1. A TIME DIVISION MULTIPLEX COMMUNICATION SYSTEM COMPRISING IN COMBINATION A PLURALITY OF ROWS OF CIRCUITS, A FIRST TIME DIVISION MULTIPLEX BOTHWAY COMMUNICATION HIGHWAY FOR EACH ROW, LINE EQUIPMENT CONNECTING EACH CIRCUIT OF A ROW TO THE FIRST HIGHWAY OF THE ROW, A PLURALITY OF SECOND TIME DIVISION MULTIPLEX BOTHWAY COMMUNICATION HIGHWAYS, A FIRST GROUP OF ELECTRONICALLY-CONTROLLED CROSSPOINT SWITCHES INTERCONNECTING EACH FIRST HIGHWAY WITH SOME AT LEAST OF THE SECOND HIGHWAYS, A GROUP OF TERMINATING TIME DIVISION MULTIPLEX BOTHWAY COMMUNICATION HIGHWAYS, A SECOND GROUP OF ELECTRONICALLY-CONTROLLED CROSSPOINT SWITCHES INTERCONNECTING EACH SECOND HIGHWAY WITH SOME AT LEAST OF THE TERMINATIONG HIGHWAYS, A PLURALITY OF INCOMING JUNCTION LINES, LINE EQUIPMENTS CONNECTING THE INCOMING JUNCTION LINES TO SAID TERMINATING HIGHWAYS, A GROUP OF ORIGINATING TIME DIVISION MULTIPLEX BOTHWAY COMMUNICATION HIGHWAYS, A THIRD GROUP OF ELECTRONICALLYCONTROLLED CROSSPOINT SWITCHES INTERCONNECTING EACH SECOND HIGHWAY WITH SOME AT LEAST OF SAID ORIGINATING HIGHWAYS, 